This article is Chapter 7 of the book: “The Copper Revolution: Quick Start Guide and Companion Journal” https://www.amazon.com/gp/product/B0BHL2XDBT Zinc relaxes, lowers anxiety, improves sleep, increases testosterone, and speeds up wound healing. These are all related. More sleep increases testosterone. Testosterone is known for building muscle through speeding up healing. IE, bodybuilders tear down muscle in the … Continue reading Zinc / Copper Ratios